lood pressure.This is a case study of a thirty-five year old woman with a past medical history of anxiety disorder and hypertension which has been elevated up to 180/100 mmHg during the previous year. She had no cardiovascular risk factors or family history of hypertension. Her high blood pressure was initially attributed to emotional stress, however, she was later referred for additional evaluation for secondary causes of hypertension. Her lab test results demonstrated significantly elevated plasma aldosterone levels and suppressed renin levels. A computed tomography scan demonstrated a left adrenal mass consistent with adrenal adenoma, with a normal adrenal gland on the right. Immediately after left adrenalectomy, plasma aldosterone level normalized and blood pressure was controlled with only minimal pharmacotherapy. Approximately 10 days post-surgery, her blood pressure values were measured in a range of 125/90 and anxiety significantly improved, under treatment only with 12.5mg Atenolol.
This is a case study of a thirty-five year old woman with a past medical history of anxiety disorder and hypertension which has been elevated up to 180/100 mmHg during the previous year. She had no cardiovascular risk factors or family history of hypertension. Her high blood pressure was initially attributed to emotional stress, however, she was later referred for additional evaluation for secondary causes of hypertension. Her lab test results demonstrated significantly elevated plasma aldosterone levels and suppressed renin levels. A computed tomography scan demonstrated a left adrenal mass consistent with adrenal adenoma, with a normal adrenal gland on the right. Immediately after left adrenalectomy, plasma aldosterone level normalized and blood pressure was controlled with only minimal pharmacotherapy. Approximately 10 days post-surgery, her blood pressure values were measured in a range of 125/90 and anxiety significantly improved, under treatment only with 12.5mg Atenolol.Hypertension in dialysis patients is common. In daily practice, it is not always clear whether adjustment of dry weight or vasodilatory medication should be administered and treatment strategy is often based on clinical impression. We used a whole-body bio-impedance based, non-invasive, hemodynamics monitoring technology to acquire hemodynamic data in order to evaluate the incidence and causes of hypertension in dialysis patients.
Novel noninvasive impedance based technique was used to collect hemodynamic data from patients undergoing chronic hemodialysis in four different dialysis units. Patients were defined as having hypertension if their predialysis systolic or diastolic BP results were &gt;140mmHg or &gt;90 respectively and as hypervolemic if their total body water (TBW) was greater than normal according to the Kushner formula+1SD. Vasoconstriction was defined as total peripheral resistance index (TPRI) greater than 3000 dyn*sec/cm5*m2.
Of 144 hemodialysis patients, 81 (56%) were male; mean age was 67.3±12.1 years and 67 (47%) had hypertension. Among the hypertensive patients, only 18(27%) met hypervolemia criteria and thirty (45%) met vasoconstriction criteria (mean TPRI of 4474±1592dyn*sec/cm5*m2). Patients with hypertension due to vasoconstriction had higher vintage (50±45 vs 20±8 months 0=0.018), lower heart rate (71±11 vs 79±11 BPM p=0.002), lower stroke index (28±7 vs 44±8ml/m2 p&lt;0.001) and cardiac index (2.1±0.5 vs 3.5±0.6 p=0&lt;0.001) compared to patients without vasoconstriction.
Vasoconstriction was the main etiology for pre-dialysis hypertension in chronic hemodialysis patients. This calls for individualized, hemodynamic-based therapeutic intervention.
Vasoconstriction was the main etiology for pre-dialysis hypertension in chronic hemodialysis patients. This calls for individualized, hemodynamic-based therapeutic intervention.Treatment of atherosclerotic renal artery stenosis (RAS) is still controversial. Several randomized controlled trials have shown that percutaneous transluminal renal angioplasty with stenting (PTRAS) is not superior to medical treatment, and the procedure is commonly reserved for malignant hypertension, flash pulmonary edema or deterioration of kidney function. The most challenging symptomatic RAS cases are patients with severe stenosis resulting in acute kidney injury (AKI) requiring acute hemodialysis. https://www.selleckchem.com/products/abt-199.html The risk-benefit ratio in these cases is uncertain. While those patients might benefit the most from revascularization, the success rate after prolonged time on dialysis is unknown. This is a representative case study of a patient with solitary kidney and high grade RAS who presented with anuric AKI indicated for hemodialysis. Twenty-eight days after starting hemodialysis the patient underwent PTRAS as a rescue therapy and 5 days after the procedure urine output resumed, the patient became polyuric and kidnrine output resumed, the patient became polyuric and kidney function improved and the patient stopped hemodialysis.Resistant hypertension is a commonplace condition among patients referred to specialty hypertension clinics, which is associated with increased morbidity and mortality. Refractory hypertension however is a rare extreme subtype of resistant hypertension in which blood pressure is uncontrolled despite treatment with five antihypertensive drug classes including a diuretic and a mineralocorticoid receptor antagonist, and is associated with even worse prognosis. We herein describe a 40-year-old woman with severe refractory hypertension and target organ damage for who percutaneous renal sympathetic denervation successfully reduced blood pressure to normal levels and alleviated chronic headaches. Renal denervation should be considered in patients with refractory hypertension, especially when sympathetic over-activity is suspected.
Resistant hypertension is a commonplace condition among patients referred to specialty hypertension clinics, which is associated with increased morbidity and mortality. Refractory hypertension however is a rare extreme subtype of resistant hypertension in which blood pressure is uncontrolled despite treatment with five antihypertensive drug classes including a diuretic and a mineralocorticoid receptor antagonist, and is associated with even worse prognosis. We herein describe a 40-year-old woman with severe refractory hypertension and target organ damage for who percutaneous renal sympathetic denervation successfully reduced blood pressure to normal levels and alleviated chronic headaches. Renal denervation should be considered in patients with refractory hypertension, especially when sympathetic over-activity is suspected.